Tripp Lite SU1000XLCD Tower UPS System is the solution! Featuring a 1000VA/900W capacity and true on-line operation with pure sine wave output and zero transfer time to battery, it provides the highest level of power protection for mission-critical equipment. The SU1000XLCD's large internal battery set supports connected equipment during blackouts, and runtime is expandable with optional external battery packs (Tripp Lite model BP24V15RT2U, BP24V28-2U or BP24V70-3U), sold separately. The SU1000XLCD has 6 5-15R outlets, including 2 single-outlet load banks that are individually controllable to reboot select equipment on demand or maximize battery runtime for mission-critical equipment. USB and DB9 communication ports support messaging of detailed UPS operational parameters and line power status. PowerAlert UPS management software is available via free download. It comes backed by $250,000 of Ultimate Lifetime Insurance (U.S., Canada, and Puerto Rico only).